99protsenti

We build software that matters.

We’re a senior-only full-stack team (7–15 yrs each) that turns the hardest technical problems into reliable, user-centered products.

What we do best
High-load & real-time systems – stay fast and fault-tolerant under millions of requests or CPU-intensive algorithms.

Data-driven platforms – ETL pipelines, analytics dashboards; we tame terabytes with ease.

Process automation – cut repetitive work and deliver measurable ROI from day one.

Our stack
Frontend TypeScript & JavaScript (ES6+) · React & Next.js · Vue 3 & Nuxt.js · Vite/Webpack · ESLint/Prettier · Tailwind CSS / CSS-in-JS & preprocessors · Storybook

Backend Python · Django/DRF · Flask · Node.js (Express, NestJS, Fastify) · PostgreSQL · MongoDB · Redis · Celery/RQ · GraphQL (Apollo Server, Hasura) · gRPC · Kafka/RabbitMQ · JWT/OAuth2

DevOps & Cloud Docker · Terraform · Ansible · Gitlab CI/TeamCity · AWS · DigitalOcean · self-hosted k8s

How we work
Trust & openness – shared Slack channels, weekly demos, full access to metrics.

Process-driven efficiency – Kanban/Scrum, automated CI/CD, clear Definition of Done for every task.

On-time delivery – realistic estimates, guarded sprints, proactive risk management.

Mission alignment – we partner only on products that create real value for people. No “software for software’s sake.”

Why teams pick us
Senior expertise only – architects and engineers who code; no juniors to supervise.

Fast kickoff – project bootstrapped in 48 h; first shippable increment within the first week.

Business focus – we question every feature until it proves value to users or the bottom line.

Long-term reliability – many clients stay with us 2 + years for continuous growth.

Looking for the right fit
If you’re building something that genuinely helps its users and need a battle-tested team to own the tech, let’s talk. If you just need another CRUD prototype by next Friday, we’re probably not the best match.

Send us a brief and we’ll reply with a free, actionable roadmap.

Skills / Tags: React · Next.js · Vue · Nuxt.js · TypeScript · JavaScript · Node.js · Express · NestJS · GraphQL · Python · Django · Flask · High-Load · Real-Time · ETL · Data Pipelines · PostgreSQL · MongoDB · Redis · Kafka · RabbitMQ · AWS · Docker · Kubernetes · Terraform · Ansible · CI/CD · DevOps · Tailwind CSS · Storybook